orthographic change
nounUK /ˌɔː.θəˈɡræf.ɪk tʃeɪndʒ/
US /ˌɔːr.θəˈɡræf.ɪk tʃeɪndʒ/
A change in the way a word is spelled.
The spelling of 'color' in American English is an orthographic change from the British 'colour'.
OTHER MEANINGS
2. A shift in the writing system of a language over time.
The switch from runes to the Latin alphabet was a major orthographic change.
3. A deliberate update to official spelling rules.
The 1996 German orthographic change altered how many words were written.
4. A difference in spelling between two versions of a text.
Editors noted an orthographic change between the first and second editions.